{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858259,-0.513217,0.000000,0.000000,0.262877,-0.439611,0.858858,0.000000,-0.440001,0.735818,0.514753,0.000000,-2808878.707728,4697318.548944,3264081.237072,1],    "boundingVolume": {    "region": [2.109643,0.540657,2.109808,0.540782,0.000000,62.360233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_428241.b3dm"}}}